
Bitcoin Optech: Newsletter #386 Recap
By Bitcoin Optech
Aired Jan 6, 2026 · 2h 2m · Last boosted Jan 25, 2026
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Show Notes
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Anthony Towns and Mikhail Kudinov to discuss Newsletter #386. News ● Building a vault using blinded co-signers (1:04:09) ● Peer feature negotiation (1:40) Changing consensus ● Year 2106 timestamp overflow uint64 migration (1:07:47) ● Relax BIP54 timestamp restriction for 2106 soft fork (1:11:36) ● Understanding and mitigating a CTV footgun (1:16:30) ● CTV activation meeting (1:21:00) ● `OP_CHECKCONSOLIDATION` to enable cheaper consolidations (1:23:11) ● Hash-based signatures for Bitcoin's post-quantum future (20:47) Releases and release candidates ● BTCPay...
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